IT & Technical Support Interview Questions
The 16 most common it & technical support interview questions, ranked by how often they come up — with what each one is really testing and a link to how to answer it.
How would you diagnose a DNS issue compared to a network issue?
Tests: This question evaluates the candidate's technical understanding of DNS and networking, as well as their problem-solving and critical thinking skills in troubleshooting issues.
Can you describe a time when you had to troubleshoot a significant technical issue in a project?
Tests: This question evaluates the candidate's problem-solving skills and technical proficiency in handling complex issues under pressure.
Can you describe a time when you had to troubleshoot a technical issue in a healthcare setting?
Tests: This question evaluates the candidate's technical problem-solving skills and their ability to navigate challenges in a healthcare environment.
Can you give an example of a time you had to troubleshoot a technical issue on the job?
Tests: Your ability to effectively analyze and resolve issues in a technical setting.
Can you explain a situation where you had to troubleshoot an issue and the location of the issue was not obvious. How did you arrive at your conclusion.
Tests: This question evaluates the candidate's problem-solving skills, critical thinking, and ability to adapt to challenging situations.
What is the role of the DMZ in network architecture?
Tests: This question evaluates the candidate's understanding of network security principles and their ability to articulate the function of a DMZ in protecting internal networks.
In network security, what is a honeypot, and why is it used?
Tests: This question evaluates the candidate's understanding of network security concepts and their ability to explain the purpose and functionality of honeypots.
How adept are you in learning rising computer software programs and systems?
Tests: This question evaluates the candidate's ability to quickly learn and adapt to new software tools and technologies.
Which operating software systems are you conversant with?
Tests: This question evaluates the candidate's technical proficiency and familiarity with relevant operating systems.
How comfortable are you using spreadsheet software?
Tests: This question evaluates the candidate's proficiency with spreadsheet software and their ability to leverage it for problem-solving tasks.
How proficient are you in the use of photo and video design software?
Tests: This question evaluates the candidate's technical skills with photo and video design software, as well as their creativity and problem-solving abilities in using these tools effectively.
What is ITIL? How can you apply ITIL to your position at a help desk?
Tests: This question evaluates the candidate's understanding of ITIL principles and their ability to apply these concepts in a practical help desk setting.
What’s your experience of configuration management?
Tests: This question evaluates the candidate's familiarity with configuration management tools and practices, as well as their problem-solving abilities in managing system configurations effectively.
What is your home network set up like?
Tests: This question evaluates the candidate's technical knowledge of networking and their ability to articulate complex setups clearly.
How do you archive your network?
Tests: This question evaluates the candidate's organizational skills and their ability to manage and document network resources effectively.
What will happen if you leave the default gateway information empty while manually configuring TCP/IP?
Tests: This question evaluates the candidate's understanding of network configuration and the implications of misconfiguring TCP/IP settings.
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